Automatic Control Systems The relative stability of a system is given by Phase margin alone Either (a) or (b) Both phase and gain margins Gain margin alone Phase margin alone Either (a) or (b) Both phase and gain margins Gain margin alone ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems A system is highly oscillatory if Gain margin is high and phase margin is 180° Gain margin is close to 1 Gain margin is high Gain margin is close to 1 or phase margin is zero Gain margin is high and phase margin is 180° Gain margin is close to 1 Gain margin is high Gain margin is close to 1 or phase margin is zero ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems In the field controlled motor the entire damping comes from Armature resistance Field resistance Motor friction and load Back emf Armature resistance Field resistance Motor friction and load Back emf ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The addition of a pole to the open loop transfer function pulls the root locus Towards right or left depending on the position of new pole To the right To the left and making the system more stable None of these Towards right or left depending on the position of new pole To the right To the left and making the system more stable None of these ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems The complicated shapes in the polar plots are only due to time constants in the numerator of transfer functions. False True False True ANSWER DOWNLOAD EXAMIANS APP
Automatic Control Systems If the poles lie in second quadrant, damping ratio is zero 1 more than 1 less than 1 zero 1 more than 1 less than 1 ANSWER DOWNLOAD EXAMIANS APP